<?xml version="1.0" encoding="UTF-8"?>
<!--
Objective: Test ORCA generates a plan that adds a Redistribute Motion on top of Split
CREATE TABLE tab1 (id1 integer, id2 integer) DISTRIBUTED BY (id1);
INSERT INTO tab1 SELECT i, -i FROM generate_series(-30000, 30000) i;
EXPLAIN UPDATE tab1 t1 set id1 = t2.new_id1
FROM
  (SELECT a.id1, a.id2 AS new_id1 FROM tab1 a
    INNER JOIN (SELECT id1 FROM tab1) b
  on b.id1 = a.id1) t2
WHERE t1.id1 = t2.id1;
                                                 QUERY PLAN
 Update on tab1  (cost=0.00..1293.07 rows=1 width=1)
   ->  Result  (cost=0.00..1293.00 rows=2 width=26)
         ->  Redistribute Motion 3:3  (slice1; segments: 3)  (cost=0.00..1293.00 rows=2 width=22)
               Hash Key: tab1_1.id1
               ->  Split  (cost=0.00..1293.00 rows=1 width=22)
                     ->  Hash Join  (cost=0.00..1293.00 rows=1 width=22)
                           Hash Cond: (tab1_1.id1 = tab1_2.id1)
                           ->  Seq Scan on tab1 tab1_1  (cost=0.00..431.00 rows=1 width=18)
                           ->  Hash  (cost=862.00..862.00 rows=1 width=8)
                                 ->  Hash Join  (cost=0.00..862.00 rows=1 width=8)
                                       Hash Cond: (tab1_2.id1 = tab1_3.id1)
                                       ->  Seq Scan on tab1 tab1_2  (cost=0.00..431.00 rows=1 width=8)
                                       ->  Hash  (cost=431.00..431.00 rows=1 width=4)
                                             ->  Seq Scan on tab1 tab1_3  (cost=0.00..431.00 rows=1 width=4)
 Optimizer: Pivotal Optimizer (GPORCA)
-->
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